<template>
    <div class="mod-oss">
        <el-form :inline="true" :model="dataForm">
            <el-form-item>
                <el-button type="primary" @click="uploadHandle()">上传文件</el-button>
                <el-button type="danger" @click="deleteHandle()" :disabled="dataListSelections.length <= 0">批量删除</el-button>
            </el-form-item>
        </el-form>
        <el-table
            :data="dataList"
            border
            v-loading="dataListLoading"
            @selection-change="selectionChangeHandle"
            style="width: 100%;">
            <el-table-column
                type="selection"
                header-align="center"
                align="center"
                width="50">
            </el-table-column>
            <el-table-column
                prop="id"
                header-align="center"
                align="center"
                width="80"
                label="ID">
            </el-table-column>
            <el-table-column
                prop="url"
                header-align="center"
                align="center"
                label="URL地址">
            </el-table-column>
            <el-table-column
                prop="createDate"
                header-align="center"
                align="center"
                width="180"
                label="创建时间">
            </el-table-column>
            <el-table-column
                fixed="right"
                header-align="center"
                align="center"
                width="150"
                label="操作">
                <template slot-scope="scope">
                    <el-button type="text" size="small" @click="deleteHandle(scope.row.id)">删除</el-button>
                </template>
            </el-table-column>
        </el-table>
        <el-pagination
            @size-change="sizeChangeHandle"
            @current-change="currentChangeHandle"
            :current-page="pageIndex"
            :page-sizes="[10, 20, 50, 100]"
            :page-size="pageSize"
            :total="totalPage"
            layout="total, sizes, prev, pager, next, jumper">
        </el-pagination>
        <!-- 弹窗, 上传文件 -->
        <upload v-if="uploadVisible" ref="upload" @refreshDataList="getDataList"></upload>
    </div>
</template>

<script>
import Upload from './oss-upload'
import apis from '@/api/apis';
export default {
    data () {
        return {
            dataForm: {},
            dataList: [],
            pageIndex: 1,
            pageSize: 10,
            totalPage: 0,
            dataListLoading: false,
            dataListSelections: [],
            configVisible: false,
            uploadVisible: false
        }
    },
    components: {
        Upload
    },
    created () {
        this.getDataList()
    },
    methods: {
        // 获取数据列表
        getDataList () {
            this.dataListLoading = true
            var params = {
                'page': this.pageIndex,
                'limit': this.pageSize,
            };
            apis.getFileListData(params).then(data => {
                if (data && data.code === 0) {
                    this.dataList = data.page.list;
                    this.totalPage = data.page.totalCount;
                } else {
                    this.dataList = [];
                    this.totalPage = 0;
                }
                this.dataListLoading = false;
            });
        },
        // 每页数
        sizeChangeHandle (val) {
            this.pageSize = val
            this.pageIndex = 1
            this.getDataList()
        },
        // 当前页
        currentChangeHandle (val) {
            this.pageIndex = val
            this.getDataList()
        },
        // 多选
        selectionChangeHandle (val) {
            this.dataListSelections = val
        },
        // 云存储配置
        configHandle () {
            this.configVisible = true
            this.$nextTick(() => {
                this.$refs.config.init()
            })
        },
        // 上传文件
        uploadHandle () {
            this.uploadVisible = true
            this.$nextTick(() => {
                this.$refs.upload.init()
            })
        },
        // 删除
        deleteHandle (id) {
            var ids = id ? [id] : this.dataListSelections.map(item => {
                return item.id
            })
            this.$confirm(`确定对[id=${ids.join(',')}]进行[${id ? '删除' : '批量删除'}]操作?`, '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).then(() => {

            }).catch(() => {})
        }
    }
}
</script>
